21695763180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{44647}}^1$

素因数の和:44768

約数の個数: 192

約数和(自身を含む): 75608709120

約数和(自身を除く): 53912945940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 89, 91, 105, 130, 140, 156, 178, 182, 195, 210, 260, 267, 273, 356, 364, 390, 420, 445, 455, 534, 546, 623, 780, 890, 910, 1068, 1092, 1157, 1246, 1335, 1365, 1780, 1820, 1869, 2314, 2492, 2670, 2730, 3115, 3471, 3738, 4628, 5340, 5460, 5785, 6230, 6942, 7476, 8099, 9345, 11570, 12460, 13884, 16198, 17355, 18690, 23140, 24297, 32396, 34710, 37380, 40495, 44647, 48594, 69420, 80990, 89294, 97188, 121485, 133941, 161980, 178588, 223235, 242970, 267882, 312529, 446470, 485940, 535764, 580411, 625058, 669705, 892940, 937587, 1160822, 1250116, 1339410, 1562645, 1741233, 1875174, 2321644, 2678820, 2902055, 3125290, 3482466, 3750348, 3973583, 4062877, 4687935, 5804110, 6250580, 6964932, 7947166, 8125754, 8706165, 9375870, 11608220, 11920749, 12188631, 15894332, 16251508, 17412330, 18751740, 19867915, 20314385, 23841498, 24377262, 27815081, 34824660, 39735830, 40628770, 47682996, 48754524, 51656579, 55630162, 59603745, 60943155, 79471660, 81257540, 83445243, 103313158, 111260324, 119207490, 121886310, 139075405, 154969737, 166890486, 206626316, 238414980, 243772620, 258282895, 278150810, 309939474, 333780972, 361596053, 417226215, 516565790, 556301620, 619878948, 723192106, 774848685, 834452430, 1033131580, 1084788159, 1446384212, 1549697370, 1668904860, 1807980265, 2169576318, 3099394740, 3615960530, 4339152636, 5423940795, 7231921060, 10847881590, 21695763180]

約数ペア:

[(1, 21695763180), (2, 10847881590), (3, 7231921060), (4, 5423940795), (5, 4339152636), (6, 3615960530), (7, 3099394740), (10, 2169576318), (12, 1807980265), (13, 1668904860), (14, 1549697370), (15, 1446384212), (20, 1084788159), (21, 1033131580), (26, 834452430), (28, 774848685), (30, 723192106), (35, 619878948), (39, 556301620), (42, 516565790), (52, 417226215), (60, 361596053), (65, 333780972), (70, 309939474), (78, 278150810), (84, 258282895), (89, 243772620), (91, 238414980), (105, 206626316), (130, 166890486), (140, 154969737), (156, 139075405), (178, 121886310), (182, 119207490), (195, 111260324), (210, 103313158), (260, 83445243), (267, 81257540), (273, 79471660), (356, 60943155), (364, 59603745), (390, 55630162), (420, 51656579), (445, 48754524), (455, 47682996), (534, 40628770), (546, 39735830), (623, 34824660), (780, 27815081), (890, 24377262), (910, 23841498), (1068, 20314385), (1092, 19867915), (1157, 18751740), (1246, 17412330), (1335, 16251508), (1365, 15894332), (1780, 12188631), (1820, 11920749), (1869, 11608220), (2314, 9375870), (2492, 8706165), (2670, 8125754), (2730, 7947166), (3115, 6964932), (3471, 6250580), (3738, 5804110), (4628, 4687935), (5340, 4062877), (5460, 3973583), (5785, 3750348), (6230, 3482466), (6942, 3125290), (7476, 2902055), (8099, 2678820), (9345, 2321644), (11570, 1875174), (12460, 1741233), (13884, 1562645), (16198, 1339410), (17355, 1250116), (18690, 1160822), (23140, 937587), (24297, 892940), (32396, 669705), (34710, 625058), (37380, 580411), (40495, 535764), (44647, 485940), (48594, 446470), (69420, 312529), (80990, 267882), (89294, 242970), (97188, 223235), (121485, 178588), (133941, 161980)]